Speed-regulator for kerosene-oil engines.



. PATENTED OCT. 27,1903. F. c. HIRSGH. SPEED REGULATOR FOR KEROSENE OIL ENGINES.

APPLIUATION FILED JULY 5, 1902.

2 SHEETS-SHEET 1.

N0 MODEL.

\\\\m%&w,

No. 742,651. 'PATBNTED OCT. 27, 1903f T. a. HIRSOH..

SPEED REGULATOR FOR KEROSBNE OIL ENGINES;

I APPLICATION FILED JULY 5, 1902. N0 MODEL' 2 SHEETS-SHEET 2.

In: "cams wz'rsns cu mmc-umu, vusnmamn. I121 No. 742,651. Patented October 2'7, 190%..

UNITED STATES PATENT QEFICE.

FEODOR C. I-IIRSOH, OF NEW YORK, N. Y., ASSIGNOR TO ABBOT AUGUSTUS LOW, OF HORSESHOE, NEW YORK.

SPEED-REGULATOR FOR KEROSENE=OIL ENGINES.

SPECIFICATION forming part of Letters Patent No. 742,651, dated October 27, 1903.

Application filed July 5, 1902. Serial No.114,349. (No model.)

To all whom, it may concern: throw the segment on the fiy-wheel out- 55 Be it known that I, FEODOR O. HIRsCH, a ward by centrifugal force, said segment 0 citizen of the United States, residing in the acts on the roller m to rock the lever N, and city, county, and State of New York, have thereby retract the controlling-sliden, so that 5 invented certain new and useful Improvethe thinner portion thereof is brought over ments in Speed-Regulators for Kerosene-Oil the wedge W and pump piston-rod 19 below, 00 Engines, of which the following is a specifiin which position the contact-point It? will cation sufficient to enable others skilled in the under ordinary conditions fail to act, and the art to which the invention appertains to make supply of oil will be stopped. The main oband use the same. ject, however, of the use of the wedge W and My invention relates to speed-regulators hand-lever H is to vary and regulate the oil- 65 for kerosene-oil engines; and it consists in feed, since it is obvious that as it is interthe special arrangement and construction of posed more or less between the pump-rod p parts hereinafter described, and claimed spe-' and the controlling-slide 'n when the latter is cifically. in its normal position, as shown in Fig. 1, the

In the accompanying drawings, Figure 1 is downward stroke of the contact-point 10 will 70 an end view of a kerosene-oil engine to which be more or less efiective according to the my improvements are applied. Fig. 2 is a thickness of the portion of the wedge so inview taken at right angles to Fig. 1. Fig. 3 terposed. is a detail of the hand-lever; Fig. 4, a plan The wedge W is formed with a threaded of the same. shank w, which engages with a female screw- 7 Arepresents akerosene-oil engine, of which thread formed in the coupling U), which is B is the fly-wheel. On the pivot j is pivotpivotally connected to the lower end of the ally supported a cam rock-lever K,- upon the hand-lever H. By this means the accurate inner end of which is mounted the contactadjustment of the wedge with relation to the roller 70, which is thrust against the cam L hand-lever H and controlling-slide it may be on the cam-shaft Z by means of a spring is. readily and conveniently effected.

The other end of the cam rock-lever K car- What I claim as my invention, and desire ries the contact-point 20 A rock-lever N, to secure by Letters Patent, is 0 pivotally supported upon the bracket I, car- 1. The combination with an oil-pump of a ries at its lower end the controlling-slide n, kerosene-oil engine and its operating means,

and at its upper end the contact-roller m for of a governor controlled stepped slide beengagement with the segmental governor O tween said means and the pump piston-rod, upon the fiywheel B. This segmental gova movable wedge between the rod and slide,

3 5 ernor O is held in its retracted position the wedge being adjustable upon the means against centrifugal force by a spring 0 Infor moving the same. terposed between the controlling-slide'n and 2. In a kerosene-oil engine the combinathe upper end of the oil-pump piston-rod p is tion with the governor-controlled controllinga wedge W, controlled in position by a handslide n, and actuating "parts therefor and 0 lever H, said hand-lever being provided with with the oil-pump fol supplying oil to the a pawl h for engagement with the segmental combustion-chamber of said engine and inrack R, as will be seen clearly by reference dependent operating means for said pump, to Fig. 2. The controlling-slide n' is pivotof an adjustable wedge interposed between ally connected at one end to the lower end of the pump-rod and said controllingslide, a

45 the rock-lever N, and its other end is stepped hand-lever and rack for controlling the posiand reduced in thickness for the purpose tionof said wedge and means for adjusting 10o hereinafter set forth. 5 said wedge upon and with relation to said The cam rook-lever K is operated by the hand-lever said slide enabling the actuating cam L to bring the contact-point k against means to operate the pump, substantially in 50 the upper surface of the controlling-slide n the manner and for the purpose set forth.

when the latter is in its normal position, as FEODOR Q. HIRSOH. shown in Fig. 1, thereby causing the depres- Witnesses:

sion of the pump piston-rod 10. When, how- D. W. GARDNER,

ever, the speed of the engine is sufficient to F. E. ROACH. 

